5,5-Dimethyl hydantoin(DMH)
Product Name |
5,5-Dimethylhydantoin |
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Synonyms |
Dimethylhydantoin; 5,5-Dimethylhydrantoin; DMH; 5,5-Dimethyl-2,4-imidazolidinedione |
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CAS |
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Molecular formula |
C5H8N2O2 |
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Molecular Weight |
128.13 |
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Molecular Structure |
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Physical and Chemical Properties |
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General Description |
White crystalline powder |
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Usage |
It is mainly used as the raw material for disinfectants, epoxy and amino acids. Used in amino acid synthesis, it can also be used as special epoxy resin and water soluble resin, fungicide, antiseptic and so on. Its derivatives such as 1, 3 – dichloro – ureide within 5, 5 – dimethyl b can be used as chlorinating agent, disinfectant, 3 – hydroxy methyl – 5, 5 – dimethyl ethyl ureide within can be used as a formaldehyde agent, preservative, etc. | ||
Packing |
25KGS/FIBRE DRUM |
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Storage condition |
Store in a cool, ventilated warehouse. Away from fire and heat source. Prevent direct sunlight. |
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Specifications |
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Items |
Standard |
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Appearance |
White crystalline powder |
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Specific rotation |
+39.5 to +41.5° |
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State of solution(transmittance) |
Clear 98.0% min. |
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Chloride[cl] |
0.020% max. |
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Ammonium [NH4] |
0.02% max. |
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Sulfate[SO4] |
0.020% max |
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Iron[Fe] |
10ppm max. |
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Heavy metals [Pb] |
10ppm max |
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Arsenic[As2O3] |
1ppm max |
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Other amino acids |
Chromatographically not detectable |
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Loss on drying |
0.20% max. |
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Residue on ignition[sulfated] |
0.10% max. |
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Assay |
99.0% min |